What exactly is a 1D or linear barcode? What's a 2nd barcode? A 1D or linear barcode is a mix of vertical bars. For many of them you may encode only numbers for other you can encode letters also. A lot of barcode scanners can examine them scanning merely a https://sap-mobile-warehouse-soft46678.glifeblog.com/26158156/sap-barcode-scanning-for-dummies